Method for determination of β-estradiol residues in bovine urine—gas chromatography-negative-ion chemical ionization mass spectrometry method
中华人民共和国国家质量监督检验检疫总局
本标准规定了牛尿中β-雌二醇残留量气相色谱负化学电离质谱测定方法。
本标准适用于牛尿中β-雌二醇残留量的测定。
本标准的方法检出限：0.25 μg/L。
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